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For access, remove these FRUs in order:
• "1010 Removable battery" on page 62
• "1020 Nano-SIM card" on page 63
• "1030 Base cover assembly" on page 63
• "1040 Memory module" on page 66
• "1060 Wireless-WAN card" on page 70 or "1080 M.2 solid-state drive in the Wireless-WAN-card slot" on
page 71
• "1070 Wireless-LAN module" on page 70
• "1090 Keyboard" on page 72
• "1100 Coin-cell battery" on page 74
• "1120 Built-in battery" on page 76
• "1140 Thermal fan assembly" on page 78
• "1160 System board" on page 81
Removal steps of the power-button card and cable
Step
Screw (quantity)
1
M2 × 3 mm, flat-head, nylon-coated (2)
When installing:
Ensure that the connector of the power-button card is attached firmly.
1180 Fingerprint-reader assembly
Note: Before you start the servicing, disable the built-in battery. See "Disabling the built-in battery" on page
62.
For access, remove these FRUs in order:
• "1010 Removable battery" on page 62
• "1020 Nano-SIM card" on page 63
• "1030 Base cover assembly" on page 63
• "1040 Memory module" on page 66
• "1060 Wireless-WAN card" on page 70 or "1080 M.2 solid-state drive in the Wireless-WAN-card slot" on
page 71
• "1070 Wireless-LAN module" on page 70
• "1090 Keyboard" on page 72
• "1100 Coin-cell battery" on page 74
84
A485 Hardware Maintenance Manual
Color
Torque
Black
0.181 Nm
(1.85 kgf-cm)
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